解释：每种药材都有其独特的功效，而方剂则是将多种药材巧妙配伍以发挥更大效用。

"The future of computing is not about devices, but about the experiences that span across them."

The future of petrochemical industry lies in sustainable development.

"We are all in the gutter, but some of us are looking at the stars."

小说是对时间不可逆性的抗议。